Home / 28,046.16-38,717.73-17,439.21

Finding the Fourth Proportional to 28,046.16, 38,717.73 and 17,439.21

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Solution

The fourth proportional to 28,046.16, 38,717.73 and 17,439.21 is: 24,074.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,046.16 : 38,717.73 = 17,439.21 : x
  2. Step 2: Convert to fraction form
    28,046.16/38,717.73 = 17,439.21/x
  3. Step 3: Cross multiply
    28,046.16x = 38,717.73 × 17,439.21
  4. Step 4: Simplify right side
    28,046.16x = 675,206,624.19
  5. Step 5: Solve for x
    x = 675,206,624.19/28,046.16
  6. Step 6: Final answer
    x = 24,074.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.